*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--primary: #3B82F6;--primary-hover: #2563EB;--primary-light: #EFF6FF;--primary-dark: #1D4ED8;--bg: #F8FAFC;--bg-white: #FFFFFF;--sidebar-bg: #FFFFFF;--sidebar-width: 240px;--header-height: 56px;--text-primary: #1E293B;--text-secondary: #64748B;--text-muted: #94A3B8;--text-white: #FFFFFF;--border: #E2E8F0;--border-light: #F1F5F9;--success: #22C55E;--success-bg: #F0FDF4;--warning: #F59E0B;--warning-bg: #FFFBEB;--error: #EF4444;--error-bg: #FEF2F2;--info: #3B82F6;--info-bg: #EFF6FF;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .12);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--transition: .15s ease;font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5;color:var(--text-primary);background-color:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body,#root{height:100%;width:100%}body{margin:0}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}img{max-width:100%;display:block}h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text-primary);line-height:1.3}.admin-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100vh;overflow-y:auto;overflow-x:hidden;z-index:100}.sidebar-header{display:flex;align-items:center;justify-content:space-between;height:var(--header-height);min-height:var(--header-height);padding:0 20px;border-bottom:1px solid 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var(--transition);text-decoration:none;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--bg);color:var(--text-primary)}.nav-item-active,.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.nav-item-active-parent{color:var(--primary)}.nav-item-icon{display:flex;align-items:center;flex-shrink:0}.nav-item-label{flex:1;white-space:nowrap}.nav-item-arrow{display:flex;align-items:center;color:var(--text-muted);margin-left:auto}.nav-submenu{padding-left:24px}.nav-submenu-item{display:block;padding:8px 12px 8px 24px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:13px;font-weight:400;text-decoration:none;transition:all var(--transition)}.nav-submenu-item:hover{background:var(--bg);color:var(--text-primary)}.nav-submenu-item-active{color:var(--primary);font-weight:600;background:var(--primary-light)}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border-light)}.sidebar-user-info{display:flex;align-items:center;gap:12px}.sidebar-user-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex-shrink:0}.sidebar-user-details{display:flex;flex-direction:column;overflow:hidden}.sidebar-user-name{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-role{font-size:11px;color:var(--text-muted)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--bg)}.top-header{height:var(--header-height);min-height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:var(--bg-white);border-bottom:1px solid 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#3b82f61a}.search-input::placeholder{color:var(--text-muted)}.search-input-clear{position:absolute;right:8px;display:flex;align-items:center;justify-content:center;width:20px;height:20px;border:none;background:var(--border-light);border-radius:var(--radius-full);cursor:pointer;color:var(--text-muted);transition:all var(--transition)}.search-input-clear:hover{background:var(--border);color:var(--text-primary)}.date-range-picker{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.date-range-inputs{display:flex;align-items:center;gap:8px}.date-input{max-width:160px}.date-range-separator{color:var(--text-muted);font-weight:500}.date-range-presets{display:flex;gap:4px}.date-preset-btn{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius-full);background:var(--bg-white);color:var(--text-secondary);font-size:12px;font-weight:500;cursor:pointer;transition:all var(--transition);font-family:inherit}.date-preset-btn:hover{border-color:var(--primary);color:var(--primary)}.date-preset-btn.active{background:var(--primary-light);border-color:var(--primary);color:var(--primary);font-weight:600}.pagination{display:flex;align-items:center;justify-content:space-between;padding:16px 0 4px;border-top:1px solid var(--border-light);margin-top:16px;flex-wrap:wrap;gap:12px}.pagination-info{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-secondary)}.pagination-per-page{padding:4px 8px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;color:var(--text-primary);background:var(--bg-white);outline:none;font-family:inherit}.pagination-controls{display:flex;align-items:center;gap:4px}.pagination-btn{display:flex;align-items:center;justify-content:center;min-width:32px;height:32px;padding:0 8px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-white);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition);font-family:inherit}.pagination-btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.pagination-btn.active{background:var(--primary);border-color:var(--primary);color:var(--text-white)}.pagination-btn:disabled{opacity:.4;cursor:not-allowed}.pagination-ellipsis{display:flex;align-items:center;justify-content:center;width:32px;height:32px;color:var(--text-muted);font-size:14px}.confirm-dialog{border:none;border-radius:var(--radius-lg);padding:0;box-shadow:var(--shadow-lg);max-width:440px;width:90vw;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);margin:0}.confirm-dialog::backdrop{background:#0f172a80}.confirm-dialog-content{padding:24px}.confirm-dialog-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.confirm-dialog-title-row{display:flex;align-items:center;gap:10px}.confirm-dialog-title{font-size:18px;font-weight:600;color:var(--text-primary)}.confirm-icon-danger{color:var(--error)}.confirm-icon-warning{color:var(--warning)}.confirm-dialog-close{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;background:none;cursor:pointer;color:var(--text-muted);border-radius:var(--radius-sm);transition:all var(--transition)}.confirm-dialog-close:hover{background:var(--bg);color:var(--text-primary)}.confirm-dialog-body{margin-bottom:24px}.confirm-dialog-body p{font-size:14px;color:var(--text-secondary);line-height:1.6}.confirm-dialog-footer{display:flex;justify-content:flex-end;gap:8px}.loading-spinner-container{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px}.loading-spinner-container.full-page{position:fixed;inset:0;background:var(--bg);z-index:9999}.loading-spinner{border:3px solid var(--border);border-top:3px solid var(--primary);border-radius:50%;animation:spinner-spin .8s linear infinite}.loading-spinner-sm{width:16px;height:16px;border-width:2px}.loading-spinner-md{width:32px;height:32px}.loading-spinner-lg{width:48px;height:48px}.loading-spinner-message{font-size:14px;color:var(--text-secondary)}@keyframes spinner-spin{to{transform:rotate(360deg)}}.notification-container{position:fixed;top:16px;right:16px;z-index:10000;display:flex;flex-direction:column;gap:8px;max-width:380px;width:100%;pointer-events:none}.notification{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);animation:notification-slide-in .3s ease-out;pointer-events:auto}.notification-success{background:var(--success-bg);border:1px solid #BBF7D0;color:#166534}.notification-error{background:var(--error-bg);border:1px solid #FCA5A5;color:#991b1b}.notification-warning{background:var(--warning-bg);border:1px solid #FDE68A;color:#92400e}.notification-info{background:var(--info-bg);border:1px solid #BFDBFE;color:#1e40af}.notification-icon{display:flex;align-items:center;flex-shrink:0}.notification-message{flex:1;font-size:13px;font-weight:500}.notification-close{display:flex;align-items:center;justify-content:center;width:20px;height:20px;border:none;background:none;cursor:pointer;opacity:.5;border-radius:var(--radius-full);transition:opacity var(--transition);color:inherit}.notification-close:hover{opacity:1}@keyframes notification-slide-in{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.placeholder-page{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 24px;color:var(--text-muted);text-align:center}.placeholder-page h2{margin-top:16px;font-size:20px;font-weight:600;color:var(--text-secondary)}.placeholder-page p{margin-top:8px;font-size:14px}.sidebar-overlay{display:none;position:fixed;inset:0;background:#0f172a80;z-index:99}@media(max-width:768px){.sidebar{position:fixed;left:-260px;top:0;height:100vh;transition:left .25s ease;z-index:100;box-shadow:var(--shadow-lg)}.sidebar.sidebar-open{left:0}.sidebar-close-btn{display:flex}.sidebar-overlay{display:block}.mobile-menu-btn{display:flex}.main-content{width:100%}.top-header{padding:0 16px}.page-content{padding:0}.search-input-wrapper{min-width:180px;width:100%}.date-range-picker{flex-direction:column;align-items:flex-start}.pagination{flex-direction:column;align-items:center}}@media(max-width:480px){.stat-card-value{font-size:20px}.login-card{padding:24px 20px}}.text-center{text-align:center}.text-right{text-align:right}.text-primary{color:var(--primary)}.text-muted{color:var(--text-muted)}.text-success{color:var(--success)}.text-error{color:var(--error)}.font-semibold{font-weight:600}.font-bold{font-weight:700}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.gap-6{gap:24px}.w-full{width:100%}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.p-4{padding:16px}.p-6{padding:24px}.card{background:var(--bg-white);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}}